Vrumies - Auto Deals Special Discounts at Vrumies.com Don't miss out on our exclusive discounts! Prices at Vrumies.com are heavily discounted for a limited time. Shop now and save big! Vexverm 4PCS 2.4Bar 36PSI Car Auto Tire Pressure Monitor Valve Stem Caps Sensor Indicator Eye Alert Diagnostic Tools Kit Feature: Material: Stainless steel Pressure Range: 2.4Bar/36 PSI Fit on any standard size existing tire valve stem. Visually alerts you when the tire pressure is low to help avoid premature tire wear or blowouts from under-inflated tires. Size:2.5cm x 1cm Color Indication: Green shows that tire pressure is normal. Yellow shows that the pressure is down about 5 pounds. Red alerts you that the pressure is down by at least 10 pounds. Material: Stainless steel Pressure Range: 2.4Bar/36 PSI Fit on any standard size existing tire valve stem. Visually alerts you when the tire pressure is low to help avoid premature tire wear or blowouts from under-inflated tires. Size:2.5cm x 1cm Color Indication: Green shows that tire pressure is normal. Yellow shows that the pressure is down about 5 pounds. Red alerts you that the pressure is down by at least 10 pounds.